Gabby Hartnett vs Biz Mackey: Career Stats Comparison
Gabby Hartnett (1922–1941) and Biz Mackey (?–1947) — their careers are worth a careful side-by-side. Gabby Hartnett finished with 1,912 hits and 236 home runs; Biz Mackey finished with 1,165 hits and 64 home runs. Below is the full career table, PIV adjustment, peak seasons, and a verdict.
Gabby Hartnett
Career Stats Side-by-Side
Every cell below is a career total or career rate for Gabby Hartnett and Biz Mackey. Cells highlighted in green mark the category leader. Counting stats reward longevity; the rate stats at the bottom are era-agnostic.
| Statistic | Gabby Hartnett | Biz Mackey |
|---|---|---|
| Games | 1,990 | 1,031 |
| At-Bats | 6,432 | 3,540 |
| Runs | 867 | 584 |
| Hits | 1,912 | 1,165 |
| Doubles | 396 | 202 |
| Triples | 64 | 64 |
| Home Runs | 236 | 64 |
| RBI | 1,179 | 698 |
| Walks | 703 | 361 |
| Strikeouts | 697 | 18 |
| Stolen Bases | 28 | 73 |
| Batting Avg | .297 | .329 |
| On-Base % | .370 | .394 |
| Slugging % | .489 | .477 |
| OPS | .858 | .871 |
PIV Comparison
By PIV (Player Impact Value), Gabby Hartnett outpaces Biz Mackey 20,627 to 11,740 — a gap driven primarily by per-season impact (1,031 vs 405 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.
Peak Seasons
The best single seasons each player produced, ranked by OPS among qualified workloads (300+ at-bats).
Gabby Hartnett — top 3 seasons by OPS
Biz Mackey — top 1 seasons by OPS
Verdict
On the head-to-head card, Gabby Hartnett leads in hits, home runs, RBI, and runs, while Biz Mackey owns stolen bases, batting average, and OBP. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Gabby Hartnett. PIV agrees: Gabby Hartnett grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.